Tentacruel (1st Edition)
Undone Seal (1st Edition) - 21/83
Ungraded
Purchase price
$
Quantity
Ungraded
Purchase price
$
Quantity
Market prices
Graded population: CGC 15 copies (60.0% in 10), as of October 1, 2026.
Graded population report — Tentacruel (1st Edition) #21
Updated monthly · as of October 2026
CGC
| Grade | Pop |
|---|---|
| Pristine 10 | 1 |
| Gem Mint 10 | 8 |
| 9 | 3 |
| 8.5 | 3 |
0%27.5%55%
Card details
Types
—
Attacks
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Flip a coin. If heads, the Defending Pokémon is now Confused. If tails, discard an Energy card attached to the Defending Pokémon.
Weaknesses
—
Information
License
Language
Japanese
Series
Release date
1/16/2004
Rarity
Rare
Card number
21
Total cards
83
Species
Illustrator
